The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 8457379 B1

PDF
Full Text
Expired
Date of Patent:
Jun. 04, 2013

Filed:

May. 12, 2006
Applicants:

Mutsumi Tashiro, Maebashi, JP;

Shinichi Minohara, Chiba, JP;

Inventors:

Mutsumi Tashiro, Maebashi, JP;

Shinichi Minohara, Chiba, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06K 9/62 (2006.01);
U.S. Cl.
CPC ...
Abstract

A plurality of CT images of an organ () which has undergone a subtle variation or deformation are used as input data, blood vessels and tracheadistributed inside the organ are extracted and subjected to thinning, the thus thinned imagesare used to extract the coordinates of bifurcationsand connections, the thus extracted coordinates are used as feature points to track the motion of individual points between a plurality of CT images in a three dimensional space, thereby measuring the movement of the organ (). Thus, it is possible to realize a local motion tracking at an arbitrary point over an entire region inside an organ, which would be impossible by using a metal marker.


Find Patent Forward Citations

Tashiro, Mutsumi. (2013). Method for quantifying organ motion, apparatus therefor, method for estimating organ position, apparatus therefor, method for irradiating radiation, apparatus therefor, and apparatus for detecting abnormal organ (U.S. Patent No. 8457379). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8457379

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